Class SimpleNode
- java.lang.Object
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- org.eclipse.rdf4j.query.parser.sparql.ast.SimpleNode
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- All Implemented Interfaces:
Node
- Direct Known Subclasses:
ASTAbs
,ASTAggregate
,ASTAnd
,ASTBaseDecl
,ASTBasicGraphPattern
,ASTBind
,ASTBindingsClause
,ASTBindingSet
,ASTBindingValue
,ASTBlankNodePropertyList
,ASTBNodeFunc
,ASTBound
,ASTCeil
,ASTCoalesce
,ASTCollection
,ASTCompare
,ASTConcat
,ASTConstraint
,ASTConstruct
,ASTConstTripleRef
,ASTContains
,ASTDatasetClause
,ASTDatatype
,ASTDay
,ASTDeleteClause
,ASTDescribe
,ASTEncodeForURI
,ASTExistsFunc
,ASTFloor
,ASTFunctionCall
,ASTGraphGraphPattern
,ASTGraphOrDefault
,ASTGraphPatternGroup
,ASTGraphRefAll
,ASTGroupClause
,ASTGroupCondition
,ASTHavingClause
,ASTHours
,ASTIf
,ASTIn
,ASTInfix
,ASTInlineData
,ASTInsertClause
,ASTIRIFunc
,ASTIsBlank
,ASTIsIRI
,ASTIsLiteral
,ASTIsNumeric
,ASTLang
,ASTLangMatches
,ASTLimit
,ASTLowerCase
,ASTMath
,ASTMD5
,ASTMinusGraphPattern
,ASTMinutes
,ASTMonth
,ASTNot
,ASTNotExistsFunc
,ASTNotIn
,ASTNow
,ASTObjectList
,ASTOffset
,ASTOperation
,ASTOperationContainer
,ASTOptionalGraphPattern
,ASTOr
,ASTOrderClause
,ASTOrderCondition
,ASTPathAlternative
,ASTPathElt
,ASTPathMod
,ASTPathNegatedPropertySet
,ASTPathOneInPropertySet
,ASTPathSequence
,ASTPrefixDecl
,ASTProjectionElem
,ASTPropertyList
,ASTPropertyListPath
,ASTQName
,ASTQuadsNotTriples
,ASTRand
,ASTRDFValue
,ASTRegexExpression
,ASTReplace
,ASTRound
,ASTSameTerm
,ASTSeconds
,ASTSelect
,ASTServiceGraphPattern
,ASTSHA1
,ASTSHA224
,ASTSHA256
,ASTSHA384
,ASTSHA512
,ASTStr
,ASTStrAfter
,ASTStrBefore
,ASTStrDt
,ASTStrEnds
,ASTString
,ASTStrLang
,ASTStrLen
,ASTStrStarts
,ASTSTRUUID
,ASTSubstr
,ASTTimezone
,ASTTripleRef
,ASTTriplesSameSubject
,ASTTriplesSameSubjectPath
,ASTTz
,ASTUnionGraphPattern
,ASTUnparsedQuadDataBlock
,ASTUpdateSequence
,ASTUpperCase
,ASTUUID
,ASTVar
,ASTWhereClause
,ASTYear
public class SimpleNode extends java.lang.Object implements Node
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Field Summary
Fields Modifier and Type Field Description protected Node[]
children
protected int
id
private boolean
isScopeChange
private static java.lang.String
LINE_SEPARATOR
protected Node
parent
protected SyntaxTreeBuilder
parser
protected java.lang.Object
value
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Constructor Summary
Constructors Constructor Description SimpleNode(int i)
SimpleNode(SyntaxTreeBuilder p, int i)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
childrenAccept(SyntaxTreeBuilderVisitor visitor, java.lang.Object data)
Accept the visitor.void
dump(java.lang.String prefix)
int
getId()
boolean
isScopeChange()
Check if this AST node constitutes a variable scope change.java.lang.Object
jjtAccept(SyntaxTreeBuilderVisitor visitor, java.lang.Object data)
Accept the visitor.void
jjtAddChild(Node n, int i)
This method tells the node to add its argument to the node's list of children.void
jjtAppendChild(Node n)
Adds the supplied node as the last child node to this node.void
jjtClose()
This method is called after all the child nodes have been added.Node
jjtGetChild(int i)
This method returns a child node.<T extends Node>
TjjtGetChild(java.lang.Class<T> type)
Gets the (first) child of this node that is of the specific type.Node[]
jjtGetChildren()
<T extends Node>
java.util.List<T>jjtGetChildren(java.lang.Class<T> type)
int
jjtGetNumChildren()
Return the number of children the node has.Node
jjtGetParent()
java.lang.Object
jjtGetValue()
void
jjtOpen()
This method is called after the node has been made the current node.void
jjtReplaceChild(Node oldNode, Node newNode)
Replaces a child node with a new node.void
jjtReplaceWith(Node newNode)
void
jjtSetParent(Node n)
This pair of methods are used to inform the node of its parent.void
jjtSetValue(java.lang.Object value)
void
setScopeChange(boolean isScopeChange)
java.lang.String
toString()
java.lang.String
toString(java.lang.String prefix)
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Field Detail
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LINE_SEPARATOR
private static final java.lang.String LINE_SEPARATOR
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parent
protected Node parent
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children
protected Node[] children
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id
protected int id
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value
protected java.lang.Object value
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parser
protected SyntaxTreeBuilder parser
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isScopeChange
private boolean isScopeChange
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Constructor Detail
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SimpleNode
public SimpleNode(int i)
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SimpleNode
public SimpleNode(SyntaxTreeBuilder p, int i)
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Method Detail
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jjtOpen
public void jjtOpen()
Description copied from interface:Node
This method is called after the node has been made the current node. It indicates that child nodes can now be added to it.
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jjtClose
public void jjtClose()
Description copied from interface:Node
This method is called after all the child nodes have been added.
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jjtSetParent
public void jjtSetParent(Node n)
Description copied from interface:Node
This pair of methods are used to inform the node of its parent.- Specified by:
jjtSetParent
in interfaceNode
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jjtGetParent
public Node jjtGetParent()
- Specified by:
jjtGetParent
in interfaceNode
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jjtAddChild
public void jjtAddChild(Node n, int i)
Description copied from interface:Node
This method tells the node to add its argument to the node's list of children.- Specified by:
jjtAddChild
in interfaceNode
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jjtGetChild
public Node jjtGetChild(int i)
Description copied from interface:Node
This method returns a child node. The children are numbered from zero, left to right.- Specified by:
jjtGetChild
in interfaceNode
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jjtGetNumChildren
public int jjtGetNumChildren()
Description copied from interface:Node
Return the number of children the node has.- Specified by:
jjtGetNumChildren
in interfaceNode
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jjtSetValue
public void jjtSetValue(java.lang.Object value)
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jjtGetValue
public java.lang.Object jjtGetValue()
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jjtAccept
public java.lang.Object jjtAccept(SyntaxTreeBuilderVisitor visitor, java.lang.Object data) throws VisitorException
Accept the visitor.- Specified by:
jjtAccept
in interfaceNode
- Throws:
VisitorException
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childrenAccept
public java.lang.Object childrenAccept(SyntaxTreeBuilderVisitor visitor, java.lang.Object data) throws VisitorException
Accept the visitor.- Throws:
VisitorException
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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toString
public java.lang.String toString(java.lang.String prefix)
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dump
public void dump(java.lang.String prefix)
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jjtGetChild
public <T extends Node> T jjtGetChild(java.lang.Class<T> type)
Gets the (first) child of this node that is of the specific type.- Parameters:
type
- The type of the child node that should be returned.- Returns:
- The (first) child node of the specified type, or null if no such child node was found.
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jjtGetChildren
public <T extends Node> java.util.List<T> jjtGetChildren(java.lang.Class<T> type)
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jjtGetChildren
public Node[] jjtGetChildren()
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jjtReplaceWith
public void jjtReplaceWith(Node newNode)
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jjtReplaceChild
public void jjtReplaceChild(Node oldNode, Node newNode)
Description copied from interface:Node
Replaces a child node with a new node.- Specified by:
jjtReplaceChild
in interfaceNode
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jjtAppendChild
public void jjtAppendChild(Node n)
Description copied from interface:Node
Adds the supplied node as the last child node to this node.- Specified by:
jjtAppendChild
in interfaceNode
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isScopeChange
public boolean isScopeChange()
Check if this AST node constitutes a variable scope change.- Returns:
- the isScopeChange
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setScopeChange
public void setScopeChange(boolean isScopeChange)
- Parameters:
isScopeChange
- the isScopeChange to set
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